bovine somatotropin

noun

1

: a growth hormone of cows produced by the pituitary gland that stimulates growth in young animals and milk production in adult females

—abbreviation bST, BST

2

: bovine growth hormone sense 2

—abbreviation bST, BST

Note: The abbreviations rbST and rBST are also used to indicate the genetically engineered recombinant form.